- fix remote document loading/saving in KWrite
  (use the KParts methods openURL and saveToURL)
- implement all KTextEditor methods
- use the new kguicommand system from kdelibs/kwrite
- action'ify KWrite and the shell (TopLevel)
- merge KWrite and KWriteView?
- extend the KTextEditor interfaces to let it have stuff like VConfig?
- obey the mark boolean arguments in all the insert* methods
   -- or --
  discuss if we should get rid of them :-)
